128422336

素因数分解:

$2^6\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1321}}^1$

素因数の和:1378

約数の個数: 84

約数和(自身を含む): 306238656

約数和(自身を除く): 177816320

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 49, 56, 62, 64, 98, 112, 124, 196, 217, 224, 248, 392, 434, 448, 496, 784, 868, 992, 1321, 1519, 1568, 1736, 1984, 2642, 3038, 3136, 3472, 5284, 6076, 6944, 9247, 10568, 12152, 13888, 18494, 21136, 24304, 36988, 40951, 42272, 48608, 64729, 73976, 81902, 84544, 97216, 129458, 147952, 163804, 258916, 286657, 295904, 327608, 517832, 573314, 591808, 655216, 1035664, 1146628, 1310432, 2006599, 2071328, 2293256, 2620864, 4013198, 4142656, 4586512, 8026396, 9173024, 16052792, 18346048, 32105584, 64211168, 128422336]

約数ペア:

[(1, 128422336), (2, 64211168), (4, 32105584), (7, 18346048), (8, 16052792), (14, 9173024), (16, 8026396), (28, 4586512), (31, 4142656), (32, 4013198), (49, 2620864), (56, 2293256), (62, 2071328), (64, 2006599), (98, 1310432), (112, 1146628), (124, 1035664), (196, 655216), (217, 591808), (224, 573314), (248, 517832), (392, 327608), (434, 295904), (448, 286657), (496, 258916), (784, 163804), (868, 147952), (992, 129458), (1321, 97216), (1519, 84544), (1568, 81902), (1736, 73976), (1984, 64729), (2642, 48608), (3038, 42272), (3136, 40951), (3472, 36988), (5284, 24304), (6076, 21136), (6944, 18494), (9247, 13888), (10568, 12152)]